esinate, 43, 44

Soft soap-making, 48

Solidifying-point, 130

Specific gravity, Determination of, 117, 127

Stamping soap, 71, 72, 85, 86

Starch, Detection of, 121, 135

Steapsin, 18

Stearic acid, 10

Stearin, 8, 9

Stearine, Cotton-seed, 28

Stearodipalmitin, 8

Sulphides and sulphites, Determination of, 125

Sulphur soap, 89

Sunflower oil, 29

Superfatting material, 83

Synthetic perfumes, 107-110

T.

Table of caustic potash solutions, 151

---- of caustic soda solutions, 149, 150

---- of comparative densities, 147

---- of thermometric equivalents, 148

Tablet soap, 55

Talc, 65

Tallow, 24

---- Borneo, 32

---- Chinese vegetable, 31

---- Mafura, 35

Tangkallah fat, 37

Tariric acid, 12

Telfairic acid, 12

Terebene, 110

---- soap, 90

Terpineol, 110

Textile soaps, 91-94

---- ---- Patent, 94

Theobromic acid, 10

Thyme oil, 106

Thymol soap, 90

Tiglic acid, 11

Titre test, 122, 123

Toilet soaps, 77, 78

---- ---- Compressing, 83, 85

---- ---- Milled, 78

---- ---- Milling, 80, 81

---- ---- Stamping, 85, 86

Transparent soaps, 57, 58

Treatment of animal fats, 43

---- ---- bone fat, 43

---- ---- lyes, 111, 112

---- ---- rosin, 43

---- ---- settled soap, 60-76

---- ---- Vegetable oils, 43

Trefle, 107

Triglycerides, 7, 8

Trilaurin, 9

Triolein, 9

Tripalmitin, 9

Tristearin, 7, 9

Twitchell's process, 22

U.

Unsaponifiable matter, Constitution of, 119, 120

---- ---- Determination of, 119

Unsaturated acids, 11

Utilisation of nigres, 56

V.

Vanillin, 110

Vegetable oils, Treatment of, 43

---- tallow, Chinese, 31

Verbena oil, 106

Vetivert oil, 106

Violet soap, 54

Volhard's method for chloride determination, 132

W.

Waste fats, 30

Water, 39

---- ---- in fats, Determination of, 120

---- ---- in soap, Determination of, 133

Wheat oil, 36

Wild mango oil, 36

Wintergreen oil, 107

Wool scouring soaps, 92

Woollen dyer's soap, 92

Y.

Ylang-ylang oil, 107

Z.

Zinc oxide, Hydrolysis by, 22

---- soap, 87

THE ABERDEEN UNIVERSITY PRESS LIMITED

STEVENSON & HOWELL'S

SPECIALITIES FOR

Soapmakers & Wholesale Perfumers.

ESSENTIAL OILS

OF GUARANTEED PURITY.

Almonds, Bay Leaves, Bergamot, Caraway,
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Cedar Wood